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This report pmpamd ar on account of Government rponsomd work. &ifher the United Stom, nor the Commission, nor any pcnon acting on behalf of the Commission: I A. Makes ony warranty or mpmsentation, expmss or Implied, with mspcct to the accumcy, corppletenars, orusefulness of the information contoimd in this report, or that the use of' any information, appamty method, or pmeass disclosed I n this mport may not infringa privably owned rights; or B. Assums any liabilities with respect to t k use of, or for &manes resulting from the use of any infomtlon, oppamtus, method, or pmwu disclosed in this report. As used In the above, "pemn acting on bhalf of the Commission" includes any employee or contmcbr of the Cmmiulon to t h extent that such employee or contmctor prepares, handles or distributes, or provides occen to, ony infomtlon puawnt to his employment py. w n t m~t with the hectmmiuion.